PHP-Fusion
v.7.01 |
AP-Fusion
v7.02.05 |
Pimped-Fusion-AP
v0.09.03 |
November 25 2024 19:54:04 |
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atan2(PHP 3>= 3.0.5, PHP 4 , PHP 5) atan2 -- Arc tangent of two variablesDescriptionfloat atan2 ( float y, float x )This function calculates the arc tangent of the two variables x and y. It is similar to calculating the arc tangent of y / x, except that the signs of both arguments are used to determine the quadrant of the result. The function returns the result in radians, which is between -PI and PI (inclusive).
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